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DNA Structure and Replication

DNA Structure and Replication
DNA with a G-C content of 50% will melt at approximately

90 °C
60°C
70 °C
100 °C

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DNA Structure and Replication
The size of a linear DNA fragment in a gel can be estimated by

comparison with a molecular weight standard such as Hind III digested phage lambda
the sedimentation coefficient
the time it takes the gel to run
fluorescence in UV light

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DNA Structure and Replication
Who's X-ray work aided Watson and Crick in their discovery of the double helix?

R. Franklin
Leaderberg
L. Pauling
W.H. Bragg

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DNA Structure and Replication
DNA replication results in

two completely new DNA molecules
one new DNA molecules 1 old molecule
two DNA molecules such that each one contains a strand of the original
one new molecule of RNA

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DNA Structure and Replication
Which of the following is an active site on its single polypeptide chain for DNA Polymerase I?

5' → 3' exonuclease
5' → 3' polymerase
All of these
3' → 5' exonuclease

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DNA Structure and Replication
Reverse transcriptase produces

RNA from RNA
RNA from DNA
DNA from RNA
DNA from peptides

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